/*
 * Copyright 2024 Haulmont.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package io.jmix.flowui.sys.autowire;

import org.springframework.core.Ordered;
import org.springframework.stereotype.Component;

import java.util.List;

/**
 * Factory to autowire fields/setters and additional dependencies to UI components using {@link DependencyInjector}
 *
 * @see DependencyInjector
 */
@Component("flowui_AutowireManager")
public class AutowireManager {

    protected List<DependencyInjector> dependencyInjectors;

    public AutowireManager(List<DependencyInjector> dependencyInjectors) {
        this.dependencyInjectors = dependencyInjectors;
    }

    /**
     * Injects elements according to the passed {@link DependencyInjector.AutowireContext}.
     *
     * <p>
     * Trying to find {@link DependencyInjector} implementations. If at least one injector exists, then:
     * <ol>
     *     <li>Iterates over factories according to the {@link Ordered} interface.</li>
     *     <li>Injects using all applicable injector.</li>
     * </ol>
     *
     * @param context the {@link DependencyInjector.AutowireContext} instance
     */
    public void autowire(DependencyInjector.AutowireContext<?> context) {
        for (DependencyInjector dependencyInjector : dependencyInjectors) {
            if (dependencyInjector.isApplicable(context)) {
                dependencyInjector.autowire(context);
            }
        }
    }
}
